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She donned a black-and-beige tunic top, worn with black leggings and ballet pumps, carrying a pink scarf, presumably to have kept her warm on the flight.

The Jamaican-born author accessorised with a pearl necklace and paid her respects to the fallen soldiers of the First World War with a poppy pinned to her top.

Whisked away: The flamboyant socialite, 66, was pictured in great spirits as she touched down in Oz where she was greeted at the airport by an ITV security team and a chaperone

Heading for the jungle? She wheeled her luggage through the arrivals hall of Brisbane Airport to her waiting car, where she was immediately whisked off to a secret hotel on Australia's Gold Coast

Lady Colin sported a full face of make-up including plenty of peachy blush, her blonde locks left loose.

According to The Mirror, when she touched down in the country, she said of her new adventure in the jungle and what scares her: 'I've had so many human rats in my life I don't think the animals scare me.'

The writer is known for her controversial royal biographies, including one about Diana, Princess of Wales titled Diana in Private: The Princess Nobody Knows, which was released in 1992.

It detailed Diana’s affair with James Hewitt and her battle with bulimia, which the author was later vindicated for.

Casual: She donned a black-and-beige tunic top, worn with black leggings and ballet pumps, carrying a pink scarf, presumably to have kept her warm on the flight

She wrote another about the Queen Mother which alleged she was born to the family's French cook used as a surrogate - claims she received criticism for because they were unverified.

The rumoured I'm A Celeb contestant was born George William Ziadie in Jamaica, one of four children to Michael and Gloria Ziade.

Due to a genital defect, she was registered - and brought up as - a boy, until she was a teenager, although she was genetically female.

Controversial figure: The writer is known for her controversial royal biographies, including one about Diana, Princess of Wales titled Diana in Private: The Princess Nobody Knows, which was released in 1992

Jamaican heritage: The rumoured I'm A Celeb contestant was born George William Ziadie in Jamaica, one of four children to Michael and Gloria Ziade

When she decided that she no longer wanted to live as a boy, her parents hospitalised her and she was forcibly injected with male hormones that made her voice begin to drop, her nipples to shrink and hair to develop on her upper lip, according to an interview with the Telegraph.

When she refused, her father suggested that she killed herself in order to avoid shaming the family.

She explained: 'Our family was extremely well known and he would have done anything to avoid publicity and embarrassment.'

She added: 'The only way out he could conceive was that I should commit suicide. He told me: "The one solution to your problem is a dose of rat poison".'

Upbringing: Due to a genital defect, she was registered - and brought up as - a boy, until she was a teenager, although she was genetically female

Bestselling author: She wrote another about the Queen Mother which alleged she was born to the family's French cook used as a surrogate - claims she received criticism for because they were unverified

Lady Colin eventually had corrective surgery at 21, receiving a new birth certificate, and later married Lord Colin Ivar Campbell in 1974, after just five days. They divorced 14 months later.

She has adopted twin sons from Russia - Misha and Dima - and currently lives in Kennington, south London.

She's the third celebrity to be pictured landing Down Under after Jorgie Porter and Kieron Dyer were seen arriving in Brisbane in recent days.

I'm A Celebrity... Get Me Out Of Here! returns to ITV on November 15

Mother-of-two: She has adopted twin sons from Russia - Misha and Dima - and currently lives in Kennington, south London (pictured in 2003)